JP2003143502A - System for automatically updating stored data involved in program update of digital broadcast receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve the problem of the constraint of an update program to maintain compatibility with data stored in each receiver in updating a program in a digital broadcast receiver. SOLUTION: An automatic update system comprises a digital broadcast receiver provided with a program update information transmitting part for transmitting program update information, a stored data information transmitting part for transmitting information of stored data, an update storage data receiving part for receiving update storage data, and a stored data updating part for rewriting stored data on the basis of the received update storage data, and a receiver update information management center provided with a program update information receiving part for receiving the program update information, a program update information receiving part for receiving the program update information, a stored data information receiving part for receiving the information of the stored data, and an update storage data transmitting part for transmitting the update storage data.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for automatically updating stored data accompanying a program update of a digital broadcast receiver.

[0002]

2. Description of the Related Art In the prior art, the program update of a digital broadcasting receiver holds information peculiar to the receiver such as contents and applications accumulated by the user,
This is because it does not affect the operation after updating. To update the latest version of the accumulated data corresponding to the updated latest program, each user performs the accumulation operation again.

On the other hand, if a storable content that cannot be handled by the program of the current receiver is transmitted, the content is received after updating the program of the receiver.

[0004]

From the prior art, in order to provide the latest program for upgrading the digital broadcasting receiver by downloading, the interface of the data stored in each receiver must be compatible. Need to have. The larger the number of past transmittable data that can be accumulated, the more accumulated data that should be handled,
As the restrictions on the update program increase, the update program becomes more complicated, making it difficult to update the program.

However, if the program is updated without considering the accumulated data, the accumulated data that cannot correspond to the updated program is erased, and the user must be prompted to re-accumulate the same data corresponding to the updated program.

On the other hand, if a storable content that cannot be handled by the program of the current receiver is sent, the content cannot be received until the receiver updates the program.

[0007]

A digital broadcast receiver according to the present invention which solves the above-mentioned problems, includes a program receiving section for receiving the latest program, a program updating section for rewriting the received latest program, and a program updating section for rewriting the program. A program update information sending unit that sends update information, a data receiving unit that receives sent content and applications, a data storage unit that stores the data, and a stored data management unit that manages the stored data. An accumulated data information transmission unit for transmitting accumulated data information, an updated accumulated data receiving unit for receiving updated accumulated data, and an accumulated data updating unit for rewriting accumulated data from the received updated accumulated data. In addition, the receiver update information management center according to the present invention includes a program update information receiving unit that receives program update information, a stored data information receiving unit that receives stored data information, and a program update information and received from the stored data information. An update accumulated data creation unit for creating data for updating the accumulated data of the machine, and an update accumulated data sending unit for sending the updated accumulated data are provided.

The receiver update information management center according to the second invention of the present application analyzes the received program update information and accumulated data information, the program accumulation unit in which the latest program is accumulated, and receives from the program accumulation unit. An update program extraction unit that extracts the update program of the machine and an update program transmission unit that transmits the update program are provided.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS (Embodiment 1) FIG. 1 is a schematic view of a digital broadcast receiver according to the present invention, and FIG. 2 is a receiver update connected to the digital broadcast receiver of FIG. 1 through a telephone line. The schematic of an information management center is shown.

The digital broadcast receiver shown in FIG. 1 is a telephone line,
The latest program is received by the program receiving unit 101 from a satellite, a cable net, or the like, passed to the program updating unit 102, and the program updating unit 102 rewrites the received updating program.

On the other hand, the data receiving unit 104 receives data that can be accumulated from a telephone line, a satellite, a cable net, etc.
The received data is stored in the data storage unit 105 such as HDD. The accumulated data is managed by the accumulated data management unit 106.

When updating the program, the program updating unit 102 passes the program update information in which the program version before updating and the program version after updating are written to the program updating information sending unit 103, and at the same time, the stored data management. The unit 106 passes the accumulated data information in which the type and version of the currently accumulated data are written to the accumulated data information sending unit 107, and sends it together with the program update information to the receiver update information management center in FIG.

In the receiver update information management center, the received update data is received by the receiver update information receiving unit 201 and the accumulated data information receiving unit 202, and the updated accumulated data creating unit 2 is received.
The receiver update information and the accumulated data management information received in 03 are analyzed, and the accumulated data optimum for operating with the updated program is created.

The created update accumulated data is sent from the updated accumulated data sending unit 204 to the digital broadcast receiver shown in FIG. In the digital broadcast receiver, the updated accumulated data received is received by the updated accumulated data receiving unit 108, and the accumulated data updating unit 109 updates the accumulated data.

Next, the automatic updating method according to the first embodiment will be described. The digital broadcast receiver has a program version of 1.0, and the program version 1.
Content data A compatible only with programs of 5 or less
Is accumulated.

When the program receiving unit 101 of the digital broadcast receiver receives an update program with a program version of 2.0, the program updating unit 102
Updates the program.

The program update information sending unit 103 is configured to send program versions 1.0 to 2.
The information indicating that the program is updated to 0, and the accumulated data information transmission unit 107 transmits information indicating that the content data A is accumulated, to the receiver update information management center.

The receiver update information management center receives the transmitted program update information and accumulated data information by the program update information receiving unit 201 and accumulated data information receiving unit 202, respectively, and updates accumulated data based on the received information. The creating unit 203 creates content data A ′ compatible with the program version 2.0.

After the above processing, the receiver update information management center updates the content data A ′ with the update accumulated data sending unit 20.
4 to the digital broadcast receiver.

The digital broadcast receiver updates the data from the receiver update information management center by the update accumulated data receiving unit 108.
Then, the accumulated data updating unit 109 updates the content data A to the content data A ′.

As described above, according to the present invention, even when the program is updated without considering the accumulated data,
The same data corresponding to the update program can be automatically stored again.

(Embodiment 2) FIG. 1 shows a schematic diagram of a digital broadcast receiver according to the present invention, and FIG. 3 shows a receiver update information management center connected to the digital broadcast receiver of FIG. 1 by a telephone line. A schematic diagram is shown.

The digital broadcasting receiver shown in FIG. 1 is a telephone line,
The data receiving unit 104 receives data that can be accumulated from satellites, cable nets, etc., and accumulates the received data in a data accumulating unit 105 such as an HDD. The accumulated data is managed by the accumulated data management unit 106.

When it is determined that the program needs to be updated after data accumulation, the program update information in which the current program version and the like are written is passed to the program update information sending unit 103, and at the same time, the accumulated data management unit 106.
Passes the accumulated data information in which the type and version of the accumulated data are written to the accumulated data information sending unit 107 and sends it together with the program update information to the receiver update information management center in FIG.

In the receiver update information management center, the received data is received by the receiver update information receiving unit 301 and the stored data information receiving unit 302, and the update program extracting unit 3 is received.
At 04, the update program corresponding to the stored data is extracted from the update program storage unit 303. The extracted update program is sent from the update program sending unit 305 to the digital broadcast receiver shown in FIG.

In the digital broadcast receiver, the program update section 102 receives the update program sent thereto, and the program update section 102 updates the program.

Next, the automatic updating method according to the second embodiment will be described. It is assumed that the digital broadcast receiver has a program version of 1.0.

Data receiving unit 1 of the digital broadcast receiver
In 04, when the content data B corresponding to the program whose program version is 2.0 or more is received, the data storage unit 105 stores the content data B.

The accumulated data management unit 106 determines that the content data B is not supported by the current program.

The program update information sending unit 103 sends information indicating that the current program version is 1.0 and the program needs to be updated, and the stored data information sending unit 10
7 transmits information that the content data B is accumulated to the receiver update information management center, respectively.

The receiver update information management center receives the transmitted program update information and stored data information by the program update information receiving unit 301 and the stored data information receiving unit 302, respectively, and extracts the update program based on the received information. The unit 304 extracts the program of program version 2.0 from the update program storage unit 303.

After the above processing, the receiver update information management center sends the program of program version 2.0 from the update program sending section 305 to the digital broadcast receiver.

The digital broadcasting receiver receives the program from the receiver update information management center by the program receiving unit 101.
Then, the program updating unit 102 updates the program to the program version 2.0.

As described above, according to the present invention, even when the storable contents that cannot support the program of the digital broadcast receiver are transmitted, the program is automatically updated without waiting for the program update of the digital broadcast receiver. It will be possible to update

[0035]

As described above, according to the system for automatically updating the stored data associated with the program update of the digital broadcast receiver according to the present invention, the program not compatible with the stored data of each receiver can be updated. As a result, a large program update with few restrictions is possible.

Further, there is an effect that content data that is not supported by the current digital broadcast receiver can be immediately stored and utilized as the program is automatically updated.

[Brief description of drawings]

FIG. 1 is a schematic diagram of a digital broadcast receiver according to first and second inventions of the present application.

FIG. 2 is a schematic diagram of a receiver update information management center according to the first invention of the present application.

FIG. 3 is a schematic diagram of a receiver update information management center according to a second invention of the present application.

[Explanation of symbols]

101 Program receiver 102 Program update section 103 Program Update Information Transmission Unit 104 data receiver 105 data storage 106 accumulated data management unit 107 accumulated data information transmission unit 108 Update accumulated data receiving unit 109 Accumulated data update unit 201, 301 Program update information receiver 202, 302 accumulated data information receiving unit 203 Update accumulated data creation unit 204 Update accumulated data transmission unit 303 Update program storage unit 304 Update program extraction unit 305 Update program sending part

Claims (5)

[Claims] 1. A program receiving section for receiving the latest program, a program updating section for rewriting the received latest program, a program update information sending section for sending update information of the program, and contents and applications being sent. A data receiving unit that receives the stored data, a data storage unit that stores the data, a stored data management unit that manages the stored data, a stored data information sending unit that sends the stored data information, and receives updated stored data A digital broadcast receiver including an update accumulated data receiving unit that performs the above, and an accumulated data updating unit that rewrites the accumulated data from the received updated accumulated data. 2. A program update information receiving section for receiving program update information, a stored data information receiving section for receiving stored data information, and data for updating stored data of a receiver from the program update information and the stored data information. A receiver update information management center comprising an update accumulated data creation unit for creating and an update accumulated data sending unit for sending updated accumulated data. 3. An automatic update system of accumulated data accompanying program update of a digital broadcast receiver, which comprises the digital broadcast receiver according to claim 1 and the receiver update information management center according to claim 2. 4. An update program storage unit in which the latest programs are stored, an update program extraction unit that analyzes the received program update information and stored data information, and extracts the update program of the receiver from the program storage unit, The receiver update information management center according to claim 2, further comprising an update program sending unit for sending the update program. 5. An automatic program update system for accumulating data of a digital broadcast receiver, which comprises the digital broadcast receiver according to claim 1 and the receiver update information management center according to claim 4.